Side and front views of a Fleisch pneumotach. From “Pulmonary Function Testing: A Practical Approach” by Jack Wanger, published by Williams and Wilkins, 1992, page 14.
Side and front views of a Fleisch pneumotach. From “Pulmonary Function Testing: A Practical Approach” by Jack Wanger, published by Williams and Wilkins, 1992, page 14.